Jyoti, 10, (left) is embracing her older sister Arti, 15, while Poonam, 9, (right) is playing around next to them, in the front yard of their newly built home in Oriya Basti, one of the water-contaminated colonies in Bhopal, central India, near the abandoned Union Carbide (now DOW Chemical) industrial complex, site of the infamous '1984 Gas Disaster'.